Question

Рассчитать MR- CH4, P2O3,CU SO4, MG(OH) 2,CACE2

Answer 1

Mr(CH4)=12+1*4=16;
Mr(P2O3)=31*2+16*3=62+48=110;
Mr(CuSO4)=64+32+16*4=64+32+64=160;
Mr(Mg(OH)2)=24+16*2+1*2=58;